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【单选题】
去年至今年，某公司普通股回报率高达23.5%。本年收到股息为每股0.25美元，是上年股价的0.95%。这一年间，股票价格升值率是多少？A.
22.55%
B.
23.38%
C.
23.60%
D.
23.87%
E.
23.52%
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【单选题】The one thing we need to be alert about the Internet is ____________.
A.
to live our real life with a virtual identity
B.
not to let the virtual life online dominate our real life
C.
to accept whatever information coming to us
D.
to stop using it since it is doing harm to us
【单选题】Analysts commonly describe two distinct modes of communication in the Internet of Things: One is thing-to-person communication, and the other is_______.
A.
person-to-person communication
B.
person-to-thing communication
C.
thing-to-thing communication
D.
client-and-service communication
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